What to know

• Himlung Himal, standing at 7,126 metres in Manang district, requires an additional permit for helicopter flights, adding to the difficulties involved in reaching the mountain.S1
• missing as avalanche hits Himlung Himal base camp in Nepals ManangS2
• At least 10 people have gone missing after an avalanche struck the base camp of Himlung Himal in western Nepal, bordering Tibet, expedition organisers confirmed on Sunday.S3